Objective To systematically review, summarise and appraise findings of published meta-
analyses that examined the effects of caffeine on exercise performance. Design Umbrella …

Following critical evaluation of the available literature to date, The International Society of
Sports Nutrition (ISSN) position regarding caffeine intake is as follows: Supplementation with …

The term “food first” has been widely accepted as the preferred strategy within sport nutrition,
although there is no agreed definition of this and often limited consideration of the …

Caffeine is a widely utilized performance-enhancing supplement used by athletes and non-
athletes alike. In recent years, a number of meta-analyses have demonstrated that caffeine's …

Purpose The aim of this study was to systematically review evidence on the prevalence and
magnitude of side effects associated with caffeine supplementation in athletes. Methods …

Caffeine, a xanthine alkaloid compound, is consumed widely and daily by humans, as it is
present in several regular beverages such as tea, coffee, soda beverages, and some drugs …

Distance events in Athletics include cross country, 10,000-m track race, half-marathon and
marathon road races, and 20-and 50-km race walking events over different terrain and …

The aim of this investigation was to perform a systematic review and meta-analysis to
determine the efficacy of the acute ingestion of caffeine (from 3 to 6 mg/kg) to increase …

The ergogenic effect of caffeine is well-established, but the extent of its consumption in sport
is unknown at the present. The use of caffeine was considered “prohibited” until 2004, but …

Caffeine (1, 3, 7-trimethylxanthine) is one of the most widely consumed performance-
enhancing substances in sport due to its well-established ergogenic effects. The use of …